/* =========================================================
   PROJETO SADA – UI KIT (dark)
   ---------------------------------------------------------
   - Tipografia clara e legível
   - Espaçamento consistente
   - Controles com foco/hover acessíveis
   - Cards/painéis com sombra suave
   - Tabelas zebras + cabeçalho “grudado” opcional
   - Modal e “dot” de presença
   =======================================================*/

/* ---------- Reset suave ---------- */
*,
*::before,
*::after { box-sizing: border-box; }
html, body { height: 100%; }
body, h1, h2, h3, h4, p, figure, blockquote { margin: 0; }
img, picture, video, canvas, svg { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; }

/* ---------- Tema ---------- */
:root{
  --bg:        #0b1220;   /* fundo principal */
  --bg-soft:   #0e1626;   /* campos */
  --card:      #111a2b;   /* painéis/cards */
  --fg:        #eef3fb;   /* texto */
  --muted:     #9aa6b2;   /* subtítulo */
  --line:      #243044;   /* bordas */
  --accent:    #4ea8ff;   /* azul primário */
  --accent-2:  #66c1ff;   /* azul claro */
  --danger:    #ff5d66;
  --ok:        #31d0aa;
  --shadow:    0 8px 28px rgba(0,0,0,.35);
  --radius:    14px;
  --radius-sm: 10px;
  --space:     12px;
}

/* ---------- Base ---------- */
body{
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.55 Inter, system-ui, Segoe UI, Roboto, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container{ max-width: 1080px; margin: 26px auto; padding: 0 16px; }
h1{ font-size: 28px; font-weight: 700; margin-bottom: 14px; }
h3{ font-size: 18px; font-weight: 600; margin-bottom: 10px; color: var(--fg); }

.muted{ color: var(--muted); }
.small{ font-size: 12px; }
.between{ display:flex; align-items:center; justify-content:space-between; gap: var(--space); }

hr{ border:0; border-top:1px solid var(--line); margin: 14px 0; }

/* ---------- Layouts ---------- */
.row{ display:flex; gap: var(--space); align-items: center; flex-wrap: wrap; }
.grid{ display:grid; grid-template-columns: repeat(auto-fit, minmax(260px,1fr)); gap: var(--space); }
.grid2{ display:grid; grid-template-columns: 1fr 1fr; gap: var(--space); }
@media (max-width: 900px){ .grid2{ grid-template-columns: 1fr; } }

/* ---------- Cards / Painéis ---------- */
.panel{
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0)) , var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  margin: 12px 0;
  box-shadow: var(--shadow);
}

/* “cards” de atalho da home */
.cards{
  display:grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: var(--space);
}
.card{
  display:block; padding:16px;
  background: var(--card);
  border:1px solid var(--line);
  border-radius: var(--radius);
  color: var(--fg); text-decoration: none;
  transition: border-color .2s, transform .05s;
}
.card:hover{ border-color: var(--accent); transform: translateY(-1px); }

/* ---------- Form ---------- */
label{ display:flex; flex-direction: column; gap: 6px; color: var(--fg); }
input, select, textarea, button{
  padding: 11px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--fg);
  outline: none;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
input::placeholder, textarea::placeholder{ color: #7d8aa0; }

input:focus, select:focus, textarea:focus{
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(78,168,255,.25);
}


select{ appearance: none; background-image:
  linear-gradient(45deg, transparent 50%, var(--muted) 50%),
  linear-gradient(135deg, var(--muted) 50%, transparent 50%),
  linear-gradient(to right, transparent, transparent);
  background-position:
    calc(100% - 18px) calc(50% - 3px),
    calc(100% - 12px) calc(50% - 3px),
    calc(100% - 2.2em) 50%;
  background-size: 6px 6px, 6px 6px, 1px 2.2em;
  background-repeat: no-repeat;
  padding-right: 36px;
}

textarea{ resize: vertical; min-height: 90px; }

/* estado inválido básico */
input:invalid, select:invalid, textarea:invalid{ border-color: #ff8a8f40; }

/* ---------- Botões ---------- */
button{ cursor: pointer; user-select: none; }
button:hover{ border-color: var(--accent-2); }
button:active{ transform: translateY(1px); }

button.primary{
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  color: #041018;
  border-color: transparent;
}
button.success{ background: linear-gradient(180deg, var(--ok), #23b596); color:#02120e; border-color:transparent; }
button.danger{ background: linear-gradient(180deg, var(--danger), #ff3a46); color:#160305; border-color:transparent; }

button.ghost{
  background: transparent;
  border-color: var(--line);
}
button[disabled], .disabled{
  opacity: .6; cursor: not-allowed; filter: grayscale(.2);
}

/* ---------- Tabelas ---------- */
/* links de aluno (resumo do professor) em verde */
.table a.slink{
  color: var(--ok);            /* usa o verde do tema */
  font-weight: 600;
  text-decoration: none;
}
.table a.slink:hover{
  text-decoration: underline;
  filter: brightness(1.05);
}
.table a.slink:focus{
  outline: 2px solid rgba(49,208,170,.45); /* verde com transparência */
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- Print (PDF) ---------- */
@media print {
  /* só imprime a área do relatório */
  .no-print, .no-print * { display: none !important; }

  html, body { background: #fff !important; color: #000 !important; }
  .container { max-width: none !important; margin: 0 !important; padding: 0 !important; }
  .panel { box-shadow: none !important; border: 0 !important; background: #fff !important; }

  /* não usar sticky no cabeçalho da tabela ao imprimir */
  .table thead th { position: static !important; background: #fff !important; }

  /* evitar quebras esquisitas */
  h1, h3, .panel, table { break-inside: avoid; }
  tr, td, th { page-break-inside: avoid; }

  /* se quiser margens mais justas na página */
  @page { margin: 12mm; }
}

.table{ width: 100%; border-collapse: collapse; margin-top: 6px; }
.table thead th{
  text-align: left; font-weight: 600; font-size: 13px; letter-spacing: .02em;
  color: var(--muted); border-bottom: 1px solid var(--line); padding: 10px 8px;
  position: sticky; top: 0; background: var(--card); z-index: 1;
}
.table td{
  border-bottom: 1px solid var(--line);
  padding: 10px 8px;
}
.table tbody tr:nth-child(even){ background: rgba(255,255,255,.02); }
.table tbody tr:hover{ background: rgba(78,168,255,.05); }

/* alinhamentos utilitários */
.text-center{ text-align: center; }
.right{ text-align: right; }

/* ---------- Estados/visibilidade ---------- */
.hide{ display: none !important; }

/* ---------- “Dot” de presença ---------- */
.dot{
  width: 22px; height: 22px; border-radius: 50%;
  border: 2px solid var(--line);
  display: inline-block; vertical-align: middle;
  cursor: pointer; margin-left: 8px;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.08), transparent);
  box-shadow: inset 0 0 0 2px rgba(0,0,0,.15);
  transition: background .15s, border-color .15s, box-shadow .15s, transform .05s;
}
.dot:hover{ box-shadow: inset 0 0 0 2px rgba(78,168,255,.25); }
.dot:active{ transform: scale(.96); }
.dot.on{
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.18), transparent), var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(78,168,255,.25), inset 0 0 0 2px rgba(0,0,0,.12);
}

/* ---------- Modal (justificativas) ---------- */
.modal{
  position: fixed; inset: 0;
  background: rgba(0,0,0,.55);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.modal .box{
  width: min(780px, 92vw);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.modal .list{ display: grid; grid-template-columns: 1fr; gap: 12px; margin-top: 8px; }
.modal .list textarea{ width: 100%; max-width: 100%; height: 90px; }

/* ---------- Avisos / chips (opcional) ---------- */
.badge{
  display:inline-block; padding: 4px 8px; border-radius: 999px;
  font-size: 12px; line-height: 1; border: 1px solid var(--line); color: var(--muted);
}
.badge.ok{ border-color: #2bbf9f; color: #2dd4bf; }
.badge.warn{ border-color: #ffd089; color: #ffd089; }
.badge.err{ border-color: var(--danger); color: #ff9aa0; }

/* ---------- Helpers de largura/margem ---------- */
.w-100{ width: 100%; }
.mt-0{ margin-top: 0 !important; }
.mt-4{ margin-top: 4px !important; }
.mt-8{ margin-top: 8px !important; }
.mt-12{ margin-top: 12px !important; }
.mb-12{ margin-bottom: 12px !important; }
/* ===== Modal - sempre acima de tudo + trava rolagem do fundo ===== */
.modal{
  z-index: 9999;                 /* acima de qualquer sticky/header */
}
.modal .box{
  position: relative; z-index: 10000;
}
body.modal-open{                 /* aplicado/remoção via JS */
  overflow: hidden;
}

/* (opcional) mantém header de tabela acima do conteúdo, mas abaixo do modal */
.table thead th{ z-index: 10; }

/* ===== Dot de presença: verde claro com halo ===== */
:root{
  --present: #22c55e;
  --present-glow: rgba(34,197,94,.22);
}
.dot.on{
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.18), transparent), var(--present);
  border-color: var(--present);
  box-shadow: 0 0 0 3px var(--present-glow), inset 0 0 0 2px rgba(0,0,0,.12);
}

.hf { margin-left: 6px; }

/* ===== Modal: rolagem e ações fixas ===== */
.modal {
  /* já existe position:fixed/inset no seu CSS atual; aqui só garantimos que o overlay role */
  overflow: auto;            /* permite rolar o overlay quando a caixa for mais alta que a viewport */
  padding: 16px;             /* respiro nas bordas para telas pequenas */
}

.modal .box {
  width: min(960px, calc(100vw - 32px));
  max-height: 92vh;          /* nunca ultrapassa a viewport */
  overflow: auto;            /* rolagem DENTRO da caixa */
  display: flex;             /* para separar conteúdo e rodapé */
  flex-direction: column;
}

/* dentro do modal de edição, o corpo vira a área rolável */
#editModal #editBody {
  flex: 1 1 auto;
  overflow: auto;            /* rolagem do conteúdo */
  padding-right: 4px;        /* evita barra colada no texto */
}

/* fixa o bloco de ações no rodapé da caixa, sempre visível */
#editModal .row.mt-12 {
  position: sticky;
  bottom: 0;
  background: inherit;       /* acompanha o fundo do modal */
  padding-top: 12px;
  /* opcional: borda para separar */
  border-top: 1px solid rgba(255,255,255,0.08);
}

.btn-whats{
  display:inline-block;
  margin-top:4px;
  padding:6px 10px;
  border-radius:999px;
  text-decoration:none;
  font-size:12px;
  background:#25D366;
  color:#fff;
}
.btn-whats:hover{
  filter:brightness(0.9);
}


/* em telas menores, coloca os fieldsets em uma coluna */
@media (max-width: 900px) {
  #editModal .grid {
    grid-template-columns: 1fr !important;
  }
}